Fig. 4From: Three-dimensional visualization improves the endoscopic diagnosis of superficial gastric neoplasiaA 3D flexible endoscopy system. a Three-dimensional endoscope with two lenses and a forceps channel on its tip. b The 3D flexible endoscopy system consists of a 3D flexible endoscope, two video system centers, a 3D Visualization Unit, a light source and a 3D monitor. c The 3D image is visualized using the 3D monitor and 3D glassesBack to article page